Imported Upstream version 3.6.0

Former-commit-id: da6be194a6b1221998fc28233f2503bd61dd9d14

external/aspnetwebstack/test/System.Web.Mvc.Test/Test/ValueProviderUtilTest.cs

@@ -0,0 +1,91 @@
+// Copyright (c) Microsoft Corporation. All rights reserved. See License.txt in the project root for license information.
+
+using Xunit;
+
+namespace System.Web.Mvc.Test
+{
+    public class ValueProviderUtilTest
+    {
+        [Fact]
+        public void CollectionContainsPrefix_EmptyCollectionReturnsFalse()
+        {
+            // Arrange
+            string[] collection = new string[0];
+
+            // Act
+            bool retVal = ValueProviderUtil.CollectionContainsPrefix(collection, "");
+
+            // Assert
+            Assert.False(retVal);
+        }
+
+        [Fact]
+        public void CollectionContainsPrefix_ExactMatch()
+        {
+            // Arrange
+            string[] collection = new string[] { "Hello" };
+
+            // Act
+            bool retVal = ValueProviderUtil.CollectionContainsPrefix(collection, "Hello");
+
+            // Assert
+            Assert.True(retVal);
+        }
+
+        [Fact]
+        public void CollectionContainsPrefix_MatchIsCaseInsensitive()
+        {
+            // Arrange
+            string[] collection = new string[] { "Hello" };
+
+            // Act
+            bool retVal = ValueProviderUtil.CollectionContainsPrefix(collection, "hello");
+
+            // Assert
+            Assert.True(retVal);
+        }
+
+        [Fact]
+        public void CollectionContainsPrefix_MatchIsNotSimpleSubstringMatch()
+        {
+            // Arrange
+            string[] collection = new string[] { "Hello" };
+
+            // Act
+            bool retVal = ValueProviderUtil.CollectionContainsPrefix(collection, "He");
+
+            // Assert
+            Assert.False(retVal);
+        }
+
+        [Fact]
+        public void CollectionContainsPrefix_NonEmptyCollectionReturnsTrueIfPrefixIsEmptyString()
+        {
+            // Arrange
+            string[] collection = new string[] { "Hello" };
+
+            // Act
+            bool retVal = ValueProviderUtil.CollectionContainsPrefix(collection, "");
+
+            // Assert
+            Assert.True(retVal);
+        }
+
+        [Fact]
+        public void CollectionContainsPrefix_PrefixBoundaries()
+        {
+            // Arrange
+            string[] collection = new string[] { "Hello.There[0]" };
+
+            // Act
+            bool retVal1 = ValueProviderUtil.CollectionContainsPrefix(collection, "hello");
+            bool retVal2 = ValueProviderUtil.CollectionContainsPrefix(collection, "hello.there");
+
+            // Assert
+            Assert.True(retVal1);
+            Assert.True(retVal2);
+            Assert.True(ValueProviderUtil.CollectionContainsPrefix(collection, "hello.there[0]"));
+            Assert.False(ValueProviderUtil.CollectionContainsPrefix(collection, "hello.there.0"));
+        }
+    }
+}